Roupala obtusata Klotzsch in Linnaea 15: 54. 1841 sec. B. Ståhl & al. 2009
- =Roupala obtusata var. obovata Huber in Bol. Mus. Goeldi Hist. Nat. Ethnogr. 5: 338. 1909
- Lectotype (designated by Prance et al. 2007: 159): Brazil, Pará, Lago de Faro, Ducke MG 6913
- =Roupala angustifolia Diels in Notizbl. Bot. Gart. Berlin-Dahlem 6: 288. 1915
